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Which of the following language supports lexical scoping? (a) Perl (b) Python (c) Common Lisp (d) All of the mentioned I had been asked this question by my college director while I was bunking the class. My question is based upon Scoping Rules in section Control Structures, Functions, Scoping Rules, Loop Functions and Debugging of R Programming Select the correct answer from above options

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Correct answer is (d) All of the mentioned To explain: Lexical scoping in R has consequences beyond how free variables are looked up.

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